Content Management System (CMS) is an application that provides a graphical interface that makes it easy to add and edit website content (pages, scripts, files, multimedia, etc.)
Two CMS installation options are available on Plesk.
Install the CMS as a web application
This option is available only for the most used CMS, like (DotNetNuke, Joomla, Drupal, etc.)
To do this, go to your Plesk account and then go to Applications
Search for the CMS you need in the All available applications section or type the name of the desired CMS in the search bar
Fill in all the fields and click Installer(Install)
The application is installed, you can change the settings or delete it in Applications interface
Install the CMS manually
If you want to use a CMS other than those in the list of web applications, you must download and install it manually.
To do this, please consult the documentation of the CMS of your choice.